linux-kernel - [PATCH] arm: mm: Add missing of_node

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Date:   Wed, 15 Jun 2022 16:18:11 +0800
From:   heliang <windhl@....com>
To:     linux@...linux.org.uk
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        windhl@....com
Subject: [PATCH] arm: mm: Add missing of_node_put() in cache-tauros2.c

In tauros2_init, we use of_find_matching_node() to get a node
pointer with refcount incremented. We should use of_node_put() when
it is not used anymore.

Signed-off-by: heliang <windhl@....com>
---
 arch/arm/mm/cache-tauros2.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/mm/cache-tauros2.c b/arch/arm/mm/cache-tauros2.c
index 88255bea65e4..05eab6e44cfc 100644
--- a/arch/arm/mm/cache-tauros2.c
+++ b/arch/arm/mm/cache-tauros2.c
@@ -294,6 +294,7 @@ void __init tauros2_init(unsigned int features)
 		pr_info("Not found marvell,tauros2-cache, disable it\n");
 	} else {
 		ret = of_property_read_u32(node, "marvell,tauros2-cache-features", &f);
+		of_node_put(node);
 		if (ret) {
 			pr_info("Not found marvell,tauros-cache-features property, "
 				"disable extra features\n");
-- 
2.25.1